well, some well known angels and VCs have invested in zcash, so they are running it like a company / brand with marketing and everything. Monero like all other FLOSS projects without premines or capital raises, relies heavily on community involvement and word of mouth marketing. Bitcoin is an example of FLOSS success. Ethereum is an example of corporate success.
RE: Understanding Monero Cryptography, Privacy Part 2 -- Stealth Addresses